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Cheap flights from South Carolina to Porto from $490

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from South Carolina to Porto departing on 1/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from South Carolina to Porto

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
2:55 pm - 11:40 am
GSP
-
OPO
15h 45m2 stops
Lufthansa Logo
6:00 am - 11:48 pm
OPO
-
GSP
22h 48m2 stops
$490Lufthansa
Mon, Jan 12 - Thu, Jan 22
Lufthansa Logo
2:55 pm - 11:40 am
GSP
-
OPO
15h 45m2 stops
Lufthansa Logo
6:00 am - 7:29 pm
OPO
-
GSP
18h 29m2 stops
$491Lufthansa
Mon, Jan 12 - Thu, Jan 22
United Airlines Logo
6:35 am - 11:40 am
GSP
-
OPO
24h 05m2 stops
United Airlines Logo
6:00 am - 2:19 pm
OPO
-
GSP
37h 19m2 stops
$505United Airlines
Fri, Jan 30 - Tue, Feb 3
Lufthansa Logo
11:00 am - 1:15 pm
CLT
-
OPO
21h 15m2 stops
Lufthansa Logo
6:30 am - 4:55 pm
OPO
-
CLT
15h 25m1 stop
$575Lufthansa
Wed, Feb 4 - Fri, Feb 20
Lufthansa Logo
7:50 pm - 12:50 pm
CLT
-
OPO
13h 00m1 stop
Lufthansa Logo
6:20 am - 4:45 pm
OPO
-
CLT
15h 25m1 stop
$576Lufthansa
Tue, Mar 24 - Tue, Mar 31
Air Canada Logo
7:50 am - 1:15 pm
CLT
-
OPO
24h 25m2 stops
Air Canada Logo
6:00 am - 8:57 pm
OPO
-
CLT
19h 57m2 stops
$591Air Canada
Wed, Feb 4 - Thu, Feb 19
Delta Logo
7:59 am - 10:30 am
CLT
-
OPO
21h 31m2 stops
Delta Logo
5:00 am - 11:21 pm
OPO
-
CLT
23h 21m2 stops
$592Delta
Tue, Feb 3 - Wed, Feb 18
Iberia Logo
4:10 pm - 7:40 am
CLT
-
OPO
10h 30m1 stop
Iberia Logo
8:20 am - 4:05 pm
OPO
-
CLT
12h 45m1 stop
$594Iberia
Wed, Jan 14 - Fri, Jan 23
Delta Logo
6:54 pm - 10:30 am
CLT
-
OPO
34h 36m2 stops
Delta Logo
5:00 am - 9:57 pm
OPO
-
CLT
21h 57m2 stops
$597Delta
Sat, Feb 7 - Tue, Feb 17
United Airlines Logo
4:55 pm - 9:45 am
GSP
-
OPO
35h 50m2 stops
United Airlines Logo
6:00 am - 9:22 pm
OPO
-
GSP
44h 22m2 stops
$810United Airlines
Tue, Apr 14 - Sun, Apr 19

Iberia flights from South Carolina to Porto

Our best Iberia deals on South Carolina to Porto flight tickets
Iberia
Jan 14
CLT4:10 pmCharlotte Douglas
10h 30m
1 stop
OPO7:40 amPorto
Jan 23
OPO8:20 amPorto
12h 45m
1 stop
CLT4:05 pmCharlotte Douglas
$594
Find similar
Iberia
Jan 14
CLT4:10 pmCharlotte Douglas
10h 30m
1 stop
OPO7:40 amPorto
Jan 23
OPO8:20 amPorto
16h 35m
2 stops
CLT7:55 pmCharlotte Douglas
$604
Find similar
Iberia
Jan 26
CLT4:37 pmCharlotte Douglas
18h 23m
2 stops
OPO4:00 pmPorto
Feb 2
OPO8:40 pmPorto
24h 25m
1 stop
CLT4:05 pmCharlotte Douglas
$609
Find similar

United Airlines flights from South Carolina to Porto

Our best United Airlines deals on South Carolina to Porto flight tickets
United Airlines
Jan 30
GSP6:35 amGreenville
24h 05m
2 stops
OPO11:40 amPorto
Feb 3
OPO6:00 amPorto
37h 19m
2 stops
GSP2:19 pmGreenville
$505
Find similar
United Airlines
Jan 30
GSP10:51 amGreenville
19h 49m
2 stops
OPO11:40 amPorto
Feb 3
OPO6:00 amPorto
39h 52m
2 stops
GSP4:52 pmGreenville
$506
Find similar
United Airlines
Feb 7
CLT7:44 pmCharlotte Douglas
38h 31m
2 stops
OPO3:15 pmPorto
Feb 20
OPO6:00 amPorto
17h 55m
2 stops
CLT6:55 pmCharlotte Douglas
$610
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from South Carolina to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from South Carolina to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Mon 1/12

2:55 pm-11:40 am

2 stops15h 45m

Porto

Thu 1/22

6:00 am-11:48 pm

2 stops22h 48m

$490

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Mon 1/12

2:55 pm-11:40 am

2 stops15h 45m

Porto

Thu 1/22

6:00 am-7:29 pm

2 stops18h 29m

$491

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Fri 1/30

6:35 am-11:40 am

2 stops24h 05m

Porto

Tue 2/3

6:00 am-2:19 pm

2 stops37h 19m

$505

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 2/4

11:00 am-1:15 pm

2 stops21h 15m

Porto

Fri 2/20

6:30 am-4:55 pm

1 stop15h 25m

$575

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 3/24

7:50 pm-12:50 pm

1 stop13h 00m

Porto

Tue 3/31

6:20 am-4:45 pm

1 stop15h 25m

$576

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 2/4

7:50 am-1:15 pm

2 stops24h 25m

Porto

Thu 2/19

6:00 am-8:57 pm

2 stops19h 57m

$591

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Tue 2/3

7:59 am-10:30 am

2 stops21h 31m

Porto

Wed 2/18

5:00 am-11:21 pm

2 stops23h 21m

$592

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Wed 1/14

4:10 pm-7:40 am

1 stop10h 30m

Porto

Fri 1/23

8:20 am-4:05 pm

1 stop12h 45m

$594

CharlottePorto

CLT - OPO

CLTOPO

Charlotte Douglas

Sat 2/7

6:54 pm-10:30 am

2 stops34h 36m

Porto

Tue 2/17

5:00 am-9:57 pm

2 stops21h 57m

$597

GreenvillePorto

GSP - OPO

GSPOPO

Greenville

Tue 4/14

4:55 pm-9:45 am

2 stops35h 50m

Porto

Sun 4/19

6:00 am-9:22 pm

2 stops44h 22m

$810

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Porto from

How to get the cheapest flight ticket from South Carolina to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart on your flight to Porto is on a Sunday when prices can be found for as low as $680. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,287. These prices are subject to change though, so be sure to set up a Price Alert for flights to Porto.

What is the cheapest time of day to depart on your flight to Porto?

In the morning is the cheapest time of day to fly from South Carolina to Porto when you can find flight prices for as low as $999. Flying to Porto in the morning is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,300 on average. Flights to Porto from South Carolina in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on South Carolina to Porto flights?

You could potentially save up to 1% on your flight if you consider stops on a South Carolina to Porto flight.

Cheap South Carolina to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from South Carolina to Porto

Fastest flight time

10h 33m

Direct flights

None
The fastest flight from South Carolina to Porto takes 10h 33m
There are no direct flights from South Carolina to Porto. There are no popular flight routes from South Carolina to Porto.
Search flight deals

  • When did momondo last update prices for flights from South Carolina to Porto Airport?

    Prices for flights from South Carolina to Porto Airport were last updated today.

  • How many operators does momondo search for flights from South Carolina to Porto Airport?

  • How old do you have to be to fly from South Carolina to Porto Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from South Carolina to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from South Carolina to Porto

Compare and see reviews for airlines that fly from South Carolina to Porto with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $619Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
DeltaPriceFrom $631Free CancellationRating
7.9
8,007 reviews
Search Delta flights

Traveling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Vila Nova de Gaia
Coimbra
Braga
Aveiro
Matosinhos
Guimarães
Esposende
Lamego
Chaves
Viseu
Espinho
Ponte de Lima
Arcos de Valdevez
Pinhao
Curia
Penafiel
Mesao Frio
Mira
Baiao

Why use momondo?

Why should I use momondo to find a flight deal from South Carolina to Porto?

It is quick and easy to find South Carolina to Porto flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto that suits you.

Can I find flights from South Carolina to Porto with flexible booking policies on momondo?

Yes. All flights to Porto from South Carolina on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from South Carolina to Porto?

Once you have performed a search for South Carolina to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from South Carolina to Porto right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of South Carolina to Porto flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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